GET https://sandbox.mont.ru/contentApi/version3/service/ContentServiceV3Xml.svc/GetAvaliableCountries

<ArrayOfstring xmlns="http://schemas.microsoft.com/2003/10/Serialization/Arrays" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
    <string>DF</string>
    <string>RU</string>
    <string>KZ</string>
    <string>UA</string>
    <string>AM</string>
    <string>AZ</string>
    <string>GE</string>
    <string>KG</string>
    <string>HU</string>
</ArrayOfstring>

<GetAvaliableCountries>
  <MethodParameters>
    <Void />
  </MethodParameters>
</GetAvaliableCountries>

<GetAvaliableCountries>
 <MethodParameters>
  <StringArray>
   <StringArray0>DF</StringArray0>
   <StringArray1>RU</StringArray1>
   <StringArray2>KZ</StringArray2>
   <StringArray3>UA</StringArray3>
   <StringArray4>AM</StringArray4>
   <StringArray5>AZ</StringArray5>
   <StringArray6>GE</StringArray6>
   <StringArray7>KG</StringArray7>
   <StringArray8>HU</StringArray8>
  </StringArray>
 </MethodParameters>
</GetAvaliableCountries>